package com.cch.gulimall.product.controller;

import java.util.Arrays;
import java.util.List;
import java.util.Map;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

import com.cch.gulimall.product.entity.CategoryEntity;
import com.cch.gulimall.product.service.CategoryService;
import com.cch.common.utils.PageUtils;
import com.cch.common.utils.R;


/**
 * 商品三级分类
 * 测试数据：https://www.likecs.com/show-305895921.html
 *
 * @author chencanhui
 * @email 2378049541@qq.com
 * @date 2022-06-08 15:38:20
 * <p>
 * 拖拽功能实现逻辑：
 * 当某个结点拖入到另一个结点的前面或者后面的时候，需要当前结点的深度 + 目标结点的父节点的层级 >=3
 * 当某个结点拖入到另一个结点的里面的时候，需要拖拽结点的深度 + 目前结点的层级 >=3
 */
@RestController
@RequestMapping("product/category")
public class CategoryController {
    @Autowired
    private CategoryService categoryService;

    /**
     * 查询所有分类以及子分类，以树形结构组装起来
     */
    @RequestMapping("/list/tree")
    // @RequiresPermissions("product:category:list")
    public R list(@RequestParam Map<String, Object> params) {
        List<CategoryEntity> list = categoryService.listWithTree();

        return R.ok().put("data", list);
    }


    /**
     * 信息
     */
    @RequestMapping("/info/{catId}")
    // @RequiresPermissions("product:category:info")
    public R info(@PathVariable("catId") Long catId) {
        CategoryEntity category = categoryService.getById(catId);

        return R.ok().put("data", category);
    }

    /**
     * 保存
     */
    @RequestMapping("/save")
    // @RequiresPermissions("product:category:save")
    public R save(@RequestBody CategoryEntity category) {
        categoryService.save(category);

        return R.ok();
    }

    @RequestMapping("/update/sort")
    // @RequiresPermissions("product:category:update")
    public R updateSort(@RequestBody CategoryEntity[] category) {
        categoryService.updateBatchById(Arrays.asList(category));

        return R.ok();
    }


    /**
     * 修改
     */
    @RequestMapping("/update")
    // @RequiresPermissions("product:category:update")
    public R update(@RequestBody CategoryEntity category) {
        categoryService.updateCascade(category);

        return R.ok();
    }

    /**
     * 删除
     *
     * @RequestBody:获取请求体，必须发送post请求，get请求没有请求体 将发送过来的请求体转换为数组
     */
    @RequestMapping("/delete")
    // @RequiresPermissions("product:category:delete")
    public R delete(@RequestBody Long[] catIds) {

        //categoryService.removeByIds(Arrays.asList(catIds));
        categoryService.removeMenuByIds(Arrays.asList(catIds));
        return R.ok();
    }

}
